Madame Plemp
Classification:
1 W-Y[ Trumpet Long-Cupped ]
Season:
Mid-Season to Late
Height:
Standard - 32.5 to 67.5 cm (12.8 to 26.6 in)
Hybridizer:
de Graaff Bros., the Netherlands
Registered:
Yes, before 1890
Special Class:
ADS Historics
Descendants:
None
Comments

Perianth segments ovate, blunt, prominently mucronate, pure white, spreading or a little inflexed, with margins recurved, overlapping a quarter; the inner segments twisted; corona of strong substance, cylindrical, smooth or lightly ribbed, golden yellow, with mouth flared and more or less even, rim notched and crenate. Resembles a large-flowered ‘Horsfieldii’.